Question

(42-x)+89=104 помогите плиз срочно

Answer 1

104 - 89 = 15

42 - x = 15

x = 42 - 15

x = 27

(42 - 27) + 89 = 104

Answer 2

(42-x)+89=104
(42-x)=104-89
(42-x)=15
x=42-15
x=27
(42-27)+89=104